US PATENT SUBCLASS 396 / 513
.~.~.~ Light seal

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

439  DF  CAMERA DETAIL {15}
511  DF  .~ Detachable or removable film holder unit {2}
512  DF  .~.~ Film cassette or cartridge {4}
513.~.~.~ Light seal

DEFINITION

Classification: 396/513

Light seal:

(under subclass 512) Subject matter having means to prevent light from entering a film exit opening of the light-tight enclosure.